Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: (2E)-2-(3-oxo-1H-indol-2-ylidene)-1H-indol-3-one
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

68651-46-7

68651-46-7 structure

68651-46-7 structure

Name: (2E)-2-(3-oxo-1H-indol-2-ylidene)-1H-indol-3-one
Chemical Name: Indigo dye
CAS Number: 68651-46-7
Molecular Formula: C₁₆H₁₀N₂O₂
Molecular Weight: 262.263
Create Date: 2021-09-25 22:37:40
Modify Date: 2025-09-21 19:39:22

Names
Properties

Name	Indigo dye
Synonyms	Indigo Blue EINECS 207-586-9 3H-Indol-3-one, 2-(1,3-dihydro-3-oxo-2H-indol-2-ylidene)-1,2-dihydro-, (2E)- Blue No 201 Indigotin Vat Dark Blue VB D&C Blue No. 6 [δ2,2'-Biindoline]-3,3'-dione C.I. Pigment Blue 66 Indigo dye D2,2'-Bipseudoindoxyl [D2,2'-Biindoline]-3,3'-dione δ2,2'-Bipseudoindoxyl MFCD00005722 Indigo (2E)-2-(3-Oxo-1,3-dihydro-2H-indol-2-ylidene)-1,2-dihydro-3H-indol-3-one

Density	1.4±0.1 g/cm3
Boiling Point	400.4±45.0 °C at 760 mmHg
Molecular Formula	C₁₆H₁₀N₂O₂
Molecular Weight	262.263
Flash Point	158.2±28.9 °C
Exact Mass	262.074219
LogP	3.72
Vapour Pressure	0.0±0.9 mmHg at 25°C
Index of Refraction	1.709

The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.